Designs in every industry segment are built around standard interfaces; you probably can't find a complex chip that does not have some sort of standard interface such as PCI, PCI Express, DDR-SDRAM, ...
In most design companies, the chip-level physical implementation teams responsible for design floorplanning in place and route (P&R) environments also manage top-level physical verification from the ...
The key rule for chip design and verification is that bugs must be found and fixed as early in the development process as possible. It is often said that catching a bug at each successive project ...